CITIZEN Promaster Dive Super Titanium Automatic Mechanical 46mm Watch book appointment Water Resistance: Skillfully crafted FR_caseMaterialCéramique Water Resistance: Skillfully crafted Features Movement: U680†Eco Drive Case Size: 45mm Water Resistance: 20†bar (200†metres) Dial Colour: Blue Synchronized to Atomic Clock for Superior Accuracy Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 43 World Cities 1 100 Second Chronograph Measures up to 24 Hours Perpetual Calendar†Dual Time (Second Time Zone) 2 Alarms 99 Minute Countdown Timer Digital Backlight Display Coordinated Universal Time (UTC) Display Power Reserve Indicator The bezel has angled tabs for an easy grip this advanced automatic watch features a 42 hour power reserve and large applied luminous hands and markers to give you an easy read in the dark or underwater